Home / 52,245.52-72,120.88-35,272.75

Finding the Fourth Proportional to 52,245.52, 72,120.88 and 35,272.75

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Solution

The fourth proportional to 52,245.52, 72,120.88 and 35,272.75 is: 48,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,245.52 : 72,120.88 = 35,272.75 : x
  2. Step 2: Convert to fraction form
    52,245.52/72,120.88 = 35,272.75/x
  3. Step 3: Cross multiply
    52,245.52x = 72,120.88 × 35,272.75
  4. Step 4: Simplify right side
    52,245.52x = 2,543,901,969.41
  5. Step 5: Solve for x
    x = 2,543,901,969.41/52,245.52
  6. Step 6: Final answer
    x = 48,691.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.